fastnck.com - robtex.com

fastnck.com

DNSSEC⚠️ Not signed
A2606:4700:3034::ac43:abd3πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A2606:4700:3036::6815:27e8πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A104.21.39.232Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A172.67.171.211πŸ‡ΊπŸ‡Έ Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
NScarl.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b6aπŸ‡ΊπŸ‡Έ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcarl.ns.cloudflare.com
A2803:f800:50::6ca2:c16aπŸ‡¨πŸ‡· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRcarl.ns.cloudflare.com
A2a06:98c1:50::ac40:216aπŸ‡ΊπŸ‡Έ Cloudflare2a06:98c1:50::/45
PTRcarl.ns.cloudflare.com
A108.162.193.106πŸ‡ΊπŸ‡Έ Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcarl.ns.cloudflare.com
A172.64.33.106πŸ‡ΊπŸ‡Έ Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcarl.ns.cloudflare.com
A173.245.59.106πŸ‡ΊπŸ‡Έ Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcarl.ns.cloudflare.com
NSvida.ns.cloudflare.com
A2606:4700:50::adf5:3aecπŸ‡ΊπŸ‡Έ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvida.ns.cloudflare.com
A2803:f800:50::6ca2:c0ecπŸ‡¨πŸ‡· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRvida.ns.cloudflare.com
A2a06:98c1:50::ac40:20ecπŸ‡ΊπŸ‡Έ Cloudflare2a06:98c1:50::/45
PTRvida.ns.cloudflare.com
A108.162.192.236πŸ‡ΊπŸ‡Έ Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvida.ns.cloudflare.com
A172.64.32.236πŸ‡ΊπŸ‡Έ Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvida.ns.cloudflare.com
A173.245.58.236πŸ‡ΊπŸ‡Έ Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvida.ns.cloudflare.com
MXmail.fastnck.com ⭐
A165.140.157.158πŸ‡ΊπŸ‡Έ TierPoint165.140.157.0/24 Scala Hosting LLC
PTRcloud-ea9df9.managed-vps.net
TXTv=spf1 +a +mx +ip4:165.140.157.158 ~all
HTTPSHTTP/3, HTTP/2 βœ“ hints match
IPv4104.21.39.232, 172.67.171.211
IPv62606:4700:3034::ac43:abd3, 2606:4700:3036::6815:27e8
SOAcarl.ns.cloudflare.comdns@cloudflare.com serial=2399254468

com

Same first word

Similar names

DNS History

33 records (7 active, 26 former)

20162017201820192020202120222023202420252026NScarl.ns.cloudflare.comvida.ns.cloudflare.comns1.siteground.netns2.siteground.netns49.domaincontrol.comns50.domaincontrol.comns51.domaincontrol.comns52.domaincontrol.comMXmail.fastnck.commailstore1.secureserver.netmx10.antispam.mailspamprotection.commx20.antispam.mailspamprotection.commx30.antispam.mailspamprotection.comsmtp.secureserver.netA104.21.39.232172.67.171.2112606:4700:3034::ac43:abd32606:4700:3036::6815:27e815.197.225.128188.114.96.0188.114.97.0199.34.228.552a06:98c1:3120::2a06:98c1:3121::3.33.251.16834.120.190.4834.149.120.334.149.36.17934.160.17.7134.160.81.20335.190.31.5435.227.194.5135.244.153.44
●NScarl.ns.cloudflare.com2026-03-18 β†’ 2026-03-27 Β· 3 obs
β—‹ 2026-03-17 15:24:36
● 2026-03-18 04:41:38
● 2026-03-27 14:51:24
β—‹NSns1.siteground.net2026-02-14 β†’ 2026-03-16 Β· 5 obs
β—‹ 2016-12-18 07:35:04
● 2026-02-14 16:31:04
● 2026-03-16 10:32:30
β—‹ 2026-03-17 15:24:36
β—‹ 2026-03-27 14:51:24
β—‹NSns2.siteground.net2026-02-14 β†’ 2026-03-16 Β· 5 obs
β—‹ 2016-12-18 07:35:04
● 2026-02-14 16:31:04
● 2026-03-16 10:32:30
β—‹ 2026-03-17 15:24:36
β—‹ 2026-03-27 14:51:24
β—‹NSns49.domaincontrol.com2026-03-17 β†’ 2026-03-17 Β· 4 obs
β—‹ 2026-03-16 10:32:30
● 2026-03-17 15:24:36
β—‹ 2026-03-18 04:41:38
β—‹ 2026-03-27 14:51:24
β—‹NSns50.domaincontrol.com2026-03-17 β†’ 2026-03-17 Β· 4 obs
β—‹ 2026-03-16 10:32:30
● 2026-03-17 15:24:36
β—‹ 2026-03-18 04:41:38
β—‹ 2026-03-27 14:51:24
β—‹NSns51.domaincontrol.com2015-06-05 β†’ 2016-12-18 Β· 4 obs
● 2015-06-05 10:01:54
● 2016-12-18 07:35:04
β—‹ 2026-02-14 16:31:04
β—‹ 2026-03-27 14:51:24
β—‹NSns52.domaincontrol.com2015-06-05 β†’ 2016-12-18 Β· 4 obs
● 2015-06-05 10:01:54
● 2016-12-18 07:35:04
β—‹ 2026-02-14 16:31:04
β—‹ 2026-03-27 14:51:24
●NSvida.ns.cloudflare.com2026-03-18 β†’ 2026-03-27 Β· 3 obs
β—‹ 2026-03-17 15:24:36
● 2026-03-18 04:41:38
● 2026-03-27 14:51:24
●MXmail.fastnck.com2026-03-18 β†’ 2026-03-27 Β· 3 obs
β—‹ 2026-03-17 15:24:36
● 2026-03-18 04:41:38
● 2026-03-27 14:51:24
β—‹MXmailstore1.secureserver.net2015-06-05 β†’ 2016-12-18 Β· 4 obs
● 2015-06-05 10:01:54
● 2016-12-18 07:35:04
β—‹ 2026-02-14 16:31:04
β—‹ 2026-03-27 14:51:24
β—‹MXmx10.antispam.mailspamprotection.com2026-02-14 β†’ 2026-03-16 Β· 5 obs
β—‹ 2016-12-18 07:35:04
● 2026-02-14 16:31:04
● 2026-03-16 10:32:30
β—‹ 2026-03-17 15:24:36
β—‹ 2026-03-27 14:51:24
β—‹MXmx20.antispam.mailspamprotection.com2026-02-14 β†’ 2026-03-16 Β· 5 obs
β—‹ 2016-12-18 07:35:04
● 2026-02-14 16:31:04
● 2026-03-16 10:32:30
β—‹ 2026-03-17 15:24:36
β—‹ 2026-03-27 14:51:24
β—‹MXmx30.antispam.mailspamprotection.com2026-02-14 β†’ 2026-03-16 Β· 5 obs
β—‹ 2016-12-18 07:35:04
● 2026-02-14 16:31:04
● 2026-03-16 10:32:30
β—‹ 2026-03-17 15:24:36
β—‹ 2026-03-27 14:51:24
β—‹MXsmtp.secureserver.net2015-06-05 β†’ 2016-12-18 Β· 4 obs
● 2015-06-05 10:01:54
● 2016-12-18 07:35:04
β—‹ 2026-02-14 16:31:04
β—‹ 2026-03-27 14:51:24
●A104.21.39.2322026-03-18 β†’ 2026-03-27 Β· 14 obs
β—‹ 2026-03-17 15:24:36
● 2026-03-18 04:41:38
β—‹ 2026-03-18 15:20:36
β—‹ 2026-03-18 20:59:04
● 2026-03-19 00:47:42
β—‹ 2026-03-20 05:07:30
β—‹ 2026-03-20 07:32:50
● 2026-03-20 12:44:40
β—‹ 2026-03-20 17:16:48
● 2026-03-22 14:30:52
β—‹ 2026-03-23 10:05:50
β—‹ 2026-03-27 04:34:30
● 2026-03-27 14:51:22
● 2026-03-27 14:51:24
β—‹A15.197.225.1282026-03-17 β†’ 2026-03-17 Β· 4 obs
β—‹ 2026-03-16 10:32:30
● 2026-03-17 15:24:36
β—‹ 2026-03-18 04:41:38
β—‹ 2026-03-27 14:51:24
●A172.67.171.2112026-03-18 β†’ 2026-03-27 Β· 14 obs
β—‹ 2026-03-17 15:24:36
● 2026-03-18 04:41:38
β—‹ 2026-03-18 15:20:36
β—‹ 2026-03-18 20:59:04
● 2026-03-19 00:47:42
β—‹ 2026-03-20 05:07:30
β—‹ 2026-03-20 07:32:50
● 2026-03-20 12:44:40
β—‹ 2026-03-20 17:16:48
● 2026-03-22 14:30:52
β—‹ 2026-03-23 10:05:50
β—‹ 2026-03-27 04:34:30
● 2026-03-27 14:51:22
● 2026-03-27 14:51:24
β—‹A188.114.96.02026-03-18 β†’ 2026-03-27 Β· 13 obs
β—‹ 2026-03-18 04:41:38
● 2026-03-18 15:20:36
● 2026-03-18 20:59:04
β—‹ 2026-03-19 00:47:42
● 2026-03-20 05:07:30
● 2026-03-20 07:32:50
β—‹ 2026-03-20 12:44:40
● 2026-03-20 17:16:48
β—‹ 2026-03-22 14:30:52
● 2026-03-23 10:05:50
● 2026-03-27 04:34:30
β—‹ 2026-03-27 14:51:22
β—‹ 2026-03-27 14:51:24
β—‹A188.114.97.02026-03-18 β†’ 2026-03-27 Β· 13 obs
β—‹ 2026-03-18 04:41:38
● 2026-03-18 15:20:36
● 2026-03-18 20:59:04
β—‹ 2026-03-19 00:47:42
● 2026-03-20 05:07:30
● 2026-03-20 07:32:50
β—‹ 2026-03-20 12:44:40
● 2026-03-20 17:16:48
β—‹ 2026-03-22 14:30:52
● 2026-03-23 10:05:50
● 2026-03-27 04:34:30
β—‹ 2026-03-27 14:51:22
β—‹ 2026-03-27 14:51:24
β—‹A199.34.228.552015-06-05 β†’ 2016-12-18 Β· 4 obs
● 2015-06-05 10:01:54
● 2016-12-18 07:35:04
β—‹ 2026-02-14 16:31:04
β—‹ 2026-03-27 14:51:24
●A2606:4700:3034::ac43:abd32026-03-18 β†’ 2026-03-27 Β· 14 obs
β—‹ 2026-03-17 15:24:36
● 2026-03-18 04:41:38
β—‹ 2026-03-18 15:20:36
β—‹ 2026-03-18 20:59:04
● 2026-03-19 00:47:42
β—‹ 2026-03-20 05:07:30
β—‹ 2026-03-20 07:32:50
● 2026-03-20 12:44:40
β—‹ 2026-03-20 17:16:48
● 2026-03-22 14:30:52
β—‹ 2026-03-23 10:05:50
β—‹ 2026-03-27 04:34:30
● 2026-03-27 14:51:22
● 2026-03-27 14:51:24
●A2606:4700:3036::6815:27e82026-03-18 β†’ 2026-03-27 Β· 14 obs
β—‹ 2026-03-17 15:24:36
● 2026-03-18 04:41:38
β—‹ 2026-03-18 15:20:36
β—‹ 2026-03-18 20:59:04
● 2026-03-19 00:47:42
β—‹ 2026-03-20 05:07:30
β—‹ 2026-03-20 07:32:50
● 2026-03-20 12:44:40
β—‹ 2026-03-20 17:16:48
● 2026-03-22 14:30:52
β—‹ 2026-03-23 10:05:50
β—‹ 2026-03-27 04:34:30
● 2026-03-27 14:51:22
● 2026-03-27 14:51:24
β—‹A2a06:98c1:3120::2026-03-18 β†’ 2026-03-27 Β· 13 obs
β—‹ 2026-03-18 04:41:38
● 2026-03-18 15:20:36
● 2026-03-18 20:59:04
β—‹ 2026-03-19 00:47:42
● 2026-03-20 05:07:30
● 2026-03-20 07:32:50
β—‹ 2026-03-20 12:44:40
● 2026-03-20 17:16:48
β—‹ 2026-03-22 14:30:52
● 2026-03-23 10:05:50
● 2026-03-27 04:34:30
β—‹ 2026-03-27 14:51:22
β—‹ 2026-03-27 14:51:24
β—‹A2a06:98c1:3121::2026-03-18 β†’ 2026-03-27 Β· 13 obs
β—‹ 2026-03-18 04:41:38
● 2026-03-18 15:20:36
● 2026-03-18 20:59:04
β—‹ 2026-03-19 00:47:42
● 2026-03-20 05:07:30
● 2026-03-20 07:32:50
β—‹ 2026-03-20 12:44:40
● 2026-03-20 17:16:48
β—‹ 2026-03-22 14:30:52
● 2026-03-23 10:05:50
● 2026-03-27 04:34:30
β—‹ 2026-03-27 14:51:22
β—‹ 2026-03-27 14:51:24
β—‹A3.33.251.1682026-03-17 β†’ 2026-03-17 Β· 4 obs
β—‹ 2026-03-16 10:32:30
● 2026-03-17 15:24:36
β—‹ 2026-03-18 04:41:38
β—‹ 2026-03-27 14:51:24
β—‹A34.120.190.482026-02-14 β†’ 2026-03-14 Β· 20 obs
β—‹ 2016-12-18 07:35:04
● 2026-02-14 16:31:04
● 2026-02-18 23:13:48
β—‹ 2026-02-19 05:27:18
● 2026-02-19 16:10:06
β—‹ 2026-02-21 15:08:50
● 2026-02-23 06:30:04
β—‹ 2026-02-24 05:49:56
● 2026-02-26 17:36:18
● 2026-03-01 08:15:02
β—‹ 2026-03-02 00:35:56
β—‹ 2026-03-06 23:32:12
● 2026-03-08 00:06:42
β—‹ 2026-03-09 03:42:16
β—‹ 2026-03-10 10:46:50
● 2026-03-12 18:14:28
β—‹ 2026-03-14 14:17:36
● 2026-03-14 15:24:52
β—‹ 2026-03-16 10:32:30
β—‹ 2026-03-27 14:51:24
β—‹A34.149.120.32026-02-14 β†’ 2026-03-16 Β· 20 obs
β—‹ 2026-02-14 16:31:04
● 2026-02-14 17:13:14
β—‹ 2026-02-14 17:43:46
● 2026-02-17 21:51:34
● 2026-02-19 05:27:18
β—‹ 2026-02-19 16:10:06
● 2026-02-21 15:08:50
● 2026-02-24 05:49:56
β—‹ 2026-02-26 17:36:18
● 2026-02-28 08:41:32
β—‹ 2026-03-01 08:15:02
β—‹ 2026-03-02 00:35:56
● 2026-03-06 23:32:12
● 2026-03-10 10:46:50
β—‹ 2026-03-12 18:14:28
● 2026-03-14 14:17:36
β—‹ 2026-03-14 15:24:52
● 2026-03-16 10:32:30
β—‹ 2026-03-17 15:24:36
β—‹ 2026-03-27 14:51:24
β—‹A34.149.36.1792026-02-14 β†’ 2026-03-14 Β· 16 obs
β—‹ 2016-12-18 07:35:04
● 2026-02-14 16:31:04
β—‹ 2026-02-14 17:13:14
β—‹ 2026-02-18 23:13:48
● 2026-02-19 05:27:18
β—‹ 2026-02-19 16:10:06
β—‹ 2026-02-26 17:36:18
● 2026-02-28 08:41:32
● 2026-03-08 00:06:42
β—‹ 2026-03-09 03:42:16
● 2026-03-09 13:41:06
β—‹ 2026-03-10 10:46:50
● 2026-03-12 18:14:28
● 2026-03-14 15:24:52
β—‹ 2026-03-16 10:32:30
β—‹ 2026-03-27 14:51:24
β—‹A34.160.17.712026-02-14 β†’ 2026-03-01 Β· 12 obs
β—‹ 2026-02-14 16:31:04
● 2026-02-14 17:13:14
● 2026-02-14 17:43:46
β—‹ 2026-02-17 21:51:34
● 2026-02-18 11:56:46
β—‹ 2026-02-18 23:13:48
● 2026-02-19 05:27:18
● 2026-02-26 17:36:18
β—‹ 2026-02-28 08:41:32
● 2026-03-01 08:15:02
β—‹ 2026-03-02 00:35:56
β—‹ 2026-03-27 14:51:24
β—‹A34.160.81.2032026-02-18 β†’ 2026-03-14 Β· 15 obs
β—‹ 2026-02-14 16:31:04
β—‹ 2026-02-18 11:56:46
● 2026-02-18 23:13:48
● 2026-02-21 15:08:50
β—‹ 2026-02-23 06:30:04
● 2026-02-24 05:49:56
β—‹ 2026-02-26 17:36:18
β—‹ 2026-03-01 08:15:02
● 2026-03-02 00:35:56
● 2026-03-08 00:06:42
β—‹ 2026-03-09 03:42:16
● 2026-03-09 13:41:06
● 2026-03-14 15:24:52
β—‹ 2026-03-16 10:32:30
β—‹ 2026-03-27 14:51:24
β—‹A35.190.31.542026-02-14 β†’ 2026-03-16 Β· 20 obs
β—‹ 2026-02-14 17:13:14
● 2026-02-14 17:43:46
● 2026-02-18 11:56:46
β—‹ 2026-02-18 23:13:48
β—‹ 2026-02-19 16:10:06
● 2026-02-21 15:08:50
● 2026-02-26 17:36:18
β—‹ 2026-02-28 08:41:32
● 2026-03-01 08:15:02
● 2026-03-02 00:35:56
β—‹ 2026-03-06 23:32:12
β—‹ 2026-03-08 00:06:42
● 2026-03-09 03:42:16
β—‹ 2026-03-09 13:41:06
● 2026-03-10 10:46:50
β—‹ 2026-03-12 18:14:28
● 2026-03-14 14:17:36
● 2026-03-16 10:32:30
β—‹ 2026-03-17 15:24:36
β—‹ 2026-03-27 14:51:24
β—‹A35.227.194.512026-02-14 β†’ 2026-03-16 Β· 24 obs
β—‹ 2016-12-18 07:35:04
● 2026-02-14 16:31:04
β—‹ 2026-02-14 17:13:14
● 2026-02-14 17:43:46
β—‹ 2026-02-17 21:51:34
β—‹ 2026-02-18 11:56:46
● 2026-02-18 23:13:48
β—‹ 2026-02-19 05:27:18
β—‹ 2026-02-24 05:49:56
● 2026-02-26 17:36:18
β—‹ 2026-02-28 08:41:32
β—‹ 2026-03-01 08:15:02
● 2026-03-02 00:35:56
β—‹ 2026-03-06 23:32:12
β—‹ 2026-03-08 00:06:42
● 2026-03-09 03:42:16
β—‹ 2026-03-09 13:41:06
● 2026-03-10 10:46:50
● 2026-03-12 18:14:28
β—‹ 2026-03-14 14:17:36
β—‹ 2026-03-14 15:24:52
● 2026-03-16 10:32:30
β—‹ 2026-03-17 15:24:36
β—‹ 2026-03-27 14:51:24
β—‹A35.244.153.442026-02-14 β†’ 2026-03-16 Β· 22 obs
β—‹ 2016-12-18 07:35:04
● 2026-02-14 16:31:04
● 2026-02-14 17:13:14
β—‹ 2026-02-14 17:43:46
● 2026-02-17 21:51:34
β—‹ 2026-02-18 11:56:46
β—‹ 2026-02-19 05:27:18
● 2026-02-19 16:10:06
β—‹ 2026-02-21 15:08:50
β—‹ 2026-02-26 17:36:18
● 2026-02-28 08:41:32
β—‹ 2026-03-01 08:15:02
β—‹ 2026-03-02 00:35:56
● 2026-03-06 23:32:12
β—‹ 2026-03-08 00:06:42
● 2026-03-09 03:42:16
● 2026-03-09 13:41:06
β—‹ 2026-03-10 10:46:50
β—‹ 2026-03-14 15:24:52
● 2026-03-16 10:32:30
β—‹ 2026-03-17 15:24:36
β—‹ 2026-03-27 14:51:24

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
fastnck.comcarl.ns.cloudflare.com, vida.ns.cloudflare.com12 records

βœ… Authoritative Response

Server:108.162.192.236

NS records: carl.ns.cloudflare.com, vida.ns.cloudflare.com

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for fastnck.com (unsigned zone)

⏱️ Timing

Total: 169ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A2104.21.39.232, 172.67.171.211
AAAA22606:4700:3036::6815:27e8, 2606:4700:3034::ac43:abd3
NS2carl.ns.cloudflare.com, vida.ns.cloudflare.com
MX1mail.fastnck.com (pri: 10)
TXT1v=spf1 +a +mx +ip4:165.140.157.158 ~all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1carl.ns.cloudflare.com dns.cloudflare.co

πŸ“Œ Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (carl.ns.cloudflare.com, carl.ns.cloudflare.com, carl.ns.cloudflare.com...)

Analysis

IP Addresses

fastnck.com points to four IP numbers: 2606:4700:3034::ac43:abd3, 2606:4700:3036::6815:27e8, 104.21.39.232 and 172.67.171.211.

Other host names, for instance chromatix.net, centrallcorp.com.br, massaludkitchen.com, exapro.dk and t-mobile.uxicz.cc share IP numbers with fastnck.com.

Name Servers

Delegation for fastnck.com rests with two name servers, carl.ns.cloudflare.com and vida.ns.cloudflare.com.

fastnck.com shares the same name server setup as other domains, including quackt.com, mindonmed.com, growthcatalystone.com, shopthienthai.com and sanagustin.edu.pe.

fastnck.com at least partially shares name servers with other domains, for instance canhme.net, pianoforallreview.co.uk, northcreek.com, enndy.com and kingregal.com.

These name servers are commonly used with adi.ns.cloudflare.com and olga.ns.cloudflare.com.

Host names with six IP numbers: carl.ns.cloudflare.com points to: 2606:4700:58::adf5:3b6a, 2803:f800:50::6ca2:c16a, 2a06:98c1:50::ac40:216a, 108.162.193.106, 172.64.33.106 and 173.245.59.106. vida.ns.cloudflare.com points to: 2606:4700:50::adf5:3aec, 2803:f800:50::6ca2:c0ec, 2a06:98c1:50::ac40:20ec, 108.162.192.236, 172.64.32.236 and 173.245.58.236.

Mail Servers

fastnck.com is handled by a single mail server, mail.fastnck.com.

mail.fastnck.com points to a single IP: 165.140.157.158.